diff options
Diffstat (limited to 'src/flash/mflash.h')
| -rw-r--r-- | src/flash/mflash.h | 245 |
1 files changed, 245 insertions, 0 deletions
diff --git a/src/flash/mflash.h b/src/flash/mflash.h new file mode 100644 index 00000000..3fc935a2 --- /dev/null +++ b/src/flash/mflash.h @@ -0,0 +1,245 @@ +/***************************************************************************
+ * Copyright (C) 2007-2008 by unsik Kim <donari75@gmail.com> *
+ * *
+ * This program is free software; you can redistribute it and/or modify *
+ * it under the terms of the GNU General Public License as published by *
+ * the Free Software Foundation; either version 2 of the License, or *
+ * (at your option) any later version. *
+ * *
+ * This program is distributed in the hope that it will be useful, *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
+ * GNU General Public License for more details. *
+ * *
+ * You should have received a copy of the GNU General Public License *
+ * along with this program; if not, write to the *
+ * Free Software Foundation, Inc., *
+ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
+ ***************************************************************************/
+
+#ifndef _MFLASH_H
+#define _MFLASH_H
+
+typedef unsigned long mg_io_uint32;
+typedef unsigned short mg_io_uint16;
+typedef unsigned char mg_io_uint8;
+
+typedef struct mflash_gpio_num_s
+{
+ char port[2];
+ signed short num;
+} mflash_gpio_num_t;
+
+typedef struct mflash_gpio_drv_s
+{
+ char *name;
+ int (*set_gpio_to_output) (mflash_gpio_num_t gpio);
+ int (*set_gpio_output_val) (mflash_gpio_num_t gpio, u8 val);
+} mflash_gpio_drv_t;
+
+typedef struct _mg_io_type_drv_info {
+
+ mg_io_uint16 general_configuration; // 00
+ mg_io_uint16 number_of_cylinders; // 01
+ mg_io_uint16 reserved1; // 02
+ mg_io_uint16 number_of_heads; // 03
+ mg_io_uint16 unformatted_bytes_per_track; // 04
+ mg_io_uint16 unformatted_bytes_per_sector; // 05
+ mg_io_uint16 sectors_per_track; // 06
+ mg_io_uint8 vendor_unique1[6]; // 07/08/09
+
+ mg_io_uint8 serial_number[20]; // 10~19
+
+ mg_io_uint16 buffer_type; // 20
+ mg_io_uint16 buffer_sector_size; // 21
+ mg_io_uint16 number_of_ecc_bytes; // 22
+
+ mg_io_uint8 firmware_revision[8]; // 23~26
+ mg_io_uint8 model_number[40]; // 27
+
+ mg_io_uint8 maximum_block_transfer; // 47 low byte
+ mg_io_uint8 vendor_unique2; // 47 high byte
+ mg_io_uint16 dword_io; // 48
+
+ mg_io_uint16 capabilities; // 49
+ mg_io_uint16 reserved2; // 50
+
+ mg_io_uint8 vendor_unique3; // 51 low byte
+ mg_io_uint8 pio_cycle_timing_mode; // 51 high byte
+ mg_io_uint8 vendor_unique4; // 52 low byte
+ mg_io_uint8 dma_cycle_timing_mode; // 52 high byte
+ mg_io_uint16 translation_fields_valid; // 53 (low bit)
+ mg_io_uint16 number_of_current_cylinders; // 54
+ mg_io_uint16 number_of_current_heads; // 55
+ mg_io_uint16 current_sectors_per_track; // 56
+ mg_io_uint16 current_sector_capacity_lo; // 57 & 58
+ mg_io_uint16 current_sector_capacity_hi; // 57 & 58
+ mg_io_uint8 multi_sector_count; // 59 low
+ mg_io_uint8 multi_sector_setting_valid; // 59 high (low bit)
+
+ mg_io_uint16 total_user_addressable_sectors_lo; // 60 & 61
+ mg_io_uint16 total_user_addressable_sectors_hi; // 60 & 61
+
+ mg_io_uint8 single_dma_modes_supported; // 62 low byte
+ mg_io_uint8 single_dma_transfer_active; // 62 high byte
+ mg_io_uint8 multi_dma_modes_supported; // 63 low byte
+ mg_io_uint8 multi_dma_transfer_active; // 63 high byte
+ mg_io_uint16 adv_pio_mode;
+ mg_io_uint16 min_dma_cyc;
+ mg_io_uint16 recommend_dma_cyc;
+ mg_io_uint16 min_pio_cyc_no_iordy;
+ mg_io_uint16 min_pio_cyc_with_iordy;
+ mg_io_uint8 reserved3[22];
+ mg_io_uint16 major_ver_num;
+ mg_io_uint16 minor_ver_num;
+ mg_io_uint16 feature_cmd_set_suprt0;
+ mg_io_uint16 feature_cmd_set_suprt1;
+ mg_io_uint16 feature_cmd_set_suprt2;
+ mg_io_uint16 feature_cmd_set_en0;
+ mg_io_uint16 feature_cmd_set_en1;
+ mg_io_uint16 feature_cmd_set_en2;
+ mg_io_uint16 reserved4;
+ mg_io_uint16 req_time_for_security_er_done;
+ mg_io_uint16 req_time_for_enhan_security_er_done;
+ mg_io_uint16 adv_pwr_mgm_lvl_val;
+ mg_io_uint16 reserved5;
+ mg_io_uint16 re_of_hw_rst;
+ mg_io_uint8 reserved6[68];
+ mg_io_uint16 security_stas;
+ mg_io_uint8 vendor_uniq_bytes[62];
+ mg_io_uint16 cfa_pwr_mode;
+ mg_io_uint8 reserved7[186];
+
+ mg_io_uint16 scts_per_secure_data_unit;
+ mg_io_uint16 integrity_word;
+
+} mg_io_type_drv_info;
+
+typedef struct mg_drv_info_s {
+ mg_io_type_drv_info drv_id;
+ u32 tot_sects;
+} mg_drv_info_t;
+
+typedef struct mflash_bank_s
+{
+ u32 base;
+ u32 chip_width;
+ u32 bus_width;
+
+ mflash_gpio_num_t rst_pin;
+ mflash_gpio_num_t wp_pin;
+ mflash_gpio_num_t dpd_pin;
+
+ mflash_gpio_drv_t *gpio_drv;
+ target_t *target;
+ mg_drv_info_t *drv_info;
+
+ u8 proved;
+} mflash_bank_t;
+
+extern int mflash_register_commands(struct command_context_s *cmd_ctx);
+extern int mflash_init_drivers(struct command_context_s *cmd_ctx);
+
+#define MG_MFLASH_SECTOR_SIZE (0x200) //512Bytes = 2^9
+#define MG_MFLASH_SECTOR_SIZE_MASK (0x200-1)
+#define MG_MFLASH_SECTOR_SIZE_SHIFT (9)
+
+#define MG_BUFFER_OFFSET 0x8000
+#define MG_REG_OFFSET 0xC000
+#define MG_REG_FEATURE 0x2 // write case
+#define MG_REG_ERROR 0x2 // read case
+#define MG_REG_SECT_CNT 0x4
+#define MG_REG_SECT_NUM 0x6
+#define MG_REG_CYL_LOW 0x8
+#define MG_REG_CYL_HIGH 0xA
+#define MG_REG_DRV_HEAD 0xC
+#define MG_REG_COMMAND 0xE // write case
+#define MG_REG_STATUS 0xE // read case
+#define MG_REG_DRV_CTRL 0x10
+#define MG_REG_BURST_CTRL 0x12
+
+#define MG_OEM_DISK_WAIT_TIME_LONG 15000 // msec
+#define MG_OEM_DISK_WAIT_TIME_NORMAL 3000 // msec
+#define MG_OEM_DISK_WAIT_TIME_SHORT 1000 // msec
+
+typedef enum _mg_io_type_wait{
+
+ mg_io_wait_bsy = 1,
+ mg_io_wait_not_bsy = 2,
+ mg_io_wait_rdy = 3,
+ mg_io_wait_drq = 4, // wait for data request
+ mg_io_wait_drq_noerr = 5, // wait for DRQ but ignore the error status bit
+ mg_io_wait_rdy_noerr = 6 // wait for ready, but ignore error status bit
+
+} mg_io_type_wait;
+
+//= "Status Register" bit masks.
+typedef enum _mg_io_type_rbit_status{
+
+ mg_io_rbit_status_error = 0x01, // error bit in status register
+ mg_io_rbit_status_corrected_error = 0x04, // corrected error in status register
+ mg_io_rbit_status_data_req = 0x08, // data request bit in status register
+ mg_io_rbit_status_seek_done = 0x10, // DSC - Drive Seek Complete
+ mg_io_rbit_status_write_fault = 0x20, // DWF - Drive Write Fault
+ mg_io_rbit_status_ready = 0x40,
+ mg_io_rbit_status_busy = 0x80
+
+} mg_io_type_rbit_status;
+
+//= "Error Register" bit masks.
+typedef enum _mg_io_type_rbit_error{
+
+ mg_io_rbit_err_general = 0x01,
+ mg_io_rbit_err_aborted = 0x04,
+ mg_io_rbit_err_bad_sect_num = 0x10,
+ mg_io_rbit_err_uncorrectable = 0x40,
+ mg_io_rbit_err_bad_block = 0x80
+
+} mg_io_type_rbit_error;
+
+//= "Device Control Register" bit.
+typedef enum _mg_io_type_rbit_devc{
+
+ mg_io_rbit_devc_intr = 0x02,// interrupt enable bit (1:disable, 0:enable)
+ mg_io_rbit_devc_srst = 0x04 // softwrae reset bit (1:assert, 0:de-assert)
+
+} mg_io_type_rbit_devc;
+
+// "Drive Select/Head Register" values.
+typedef enum _mg_io_type_rval_dev{
+
+ mg_io_rval_dev_must_be_on = 0x80, // These 1 bits are always on
+ mg_io_rval_dev_drv_master = (0x00 | mg_io_rval_dev_must_be_on),// Master
+ mg_io_rval_dev_drv_slave0 = (0x10 | mg_io_rval_dev_must_be_on),// Slave0
+ mg_io_rval_dev_drv_slave1 = (0x20 | mg_io_rval_dev_must_be_on),// Slave1
+ mg_io_rval_dev_drv_slave2 = (0x30 | mg_io_rval_dev_must_be_on),// Slave2
+ mg_io_rval_dev_lba_mode = (0x40 | mg_io_rval_dev_must_be_on)
+
+} mg_io_type_rval_dev;
+
+typedef enum _mg_io_type_cmd
+{
+ mg_io_cmd_read =0x20,
+ mg_io_cmd_write =0x30,
+
+ mg_io_cmd_setmul =0xC6,
+ mg_io_cmd_readmul =0xC4,
+ mg_io_cmd_writemul =0xC5,
+
+ mg_io_cmd_idle =0x97,//0xE3
+ mg_io_cmd_idle_immediate =0x95,//0xE1
+
+ mg_io_cmd_setsleep =0x99,//0xE6
+ mg_io_cmd_stdby =0x96,//0xE2
+ mg_io_cmd_stdby_immediate =0x94,//0xE0
+
+ mg_io_cmd_identify =0xEC,
+ mg_io_cmd_set_feature =0xEF,
+
+ mg_io_cmd_confirm_write =0x3C,
+ mg_io_cmd_confirm_read =0x40,
+ mg_io_cmd_wakeup =0xC3
+
+} mg_io_type_cmd;
+
+#endif
|